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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Main class for Control Bar component.
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*
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*/
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// CLASS HEADER
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#include "fscontrolbar.h"
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// INCLUDES
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#include "emailtrace.h"
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#include <alf/alfevent.h>
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#include <alf/alfdecklayout.h>
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#include <AknsConstants.h>
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#include <AknUtils.h>
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#include <layoutmetadata.cdl.h>
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#include "fscontrolbarmodel.h"
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#include "fscontrolbarvisualiser.h"
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#include "fscontrolbutton.h"
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#include "fsgenericpanic.h"
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#include "fscontrolbuttonconst.h"
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#include "fstextstylemanager.h"
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#include "fscontrolbuttonmodel.h"
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#include "fslayoutmanager.h"
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// Constructor.
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// ---------------------------------------------------------------------------
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//
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// <cmail> Touch
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CFsControlBar::CFsControlBar() :
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iSelectedButton( KNoButtonFocused ), iTouchEnabled(ETrue)
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// </cmail>
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{
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FUNC_LOG;
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}
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// ---------------------------------------------------------------------------
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// Second phase constructor.
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// ---------------------------------------------------------------------------
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//
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void CFsControlBar::ConstructL( CAlfEnv& aEnv )
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{
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FUNC_LOG;
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CAlfControl::ConstructL( aEnv );
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iTextStyleManager =
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CFsTextStyleManager::NewL( this->Env().TextStyleManager() );
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// create model for controlBar
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iModel = CFsControlBarModel::NewL();
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// create visualiser for controlBar
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iVisualiser = CFsControlBarVisualiser::NewL( *this, *iModel );
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// Start listening TAlfActionCommand messages.
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Env().AddActionObserverL( this );
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}
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// ---------------------------------------------------------------------------
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// Two-phased constructor.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C CFsControlBar* CFsControlBar::NewL( CAlfEnv& aEnv )
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{
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FUNC_LOG;
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CFsControlBar* self = CFsControlBar::NewLC( aEnv );
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CleanupStack::Pop( self );
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return self;
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}
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// ---------------------------------------------------------------------------
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// Two-phased constructor.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C CFsControlBar* CFsControlBar::NewLC( CAlfEnv& aEnv )
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{
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FUNC_LOG;
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CFsControlBar* self = new (ELeave) CFsControlBar();
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CleanupStack::PushL( self );
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self->ConstructL( aEnv );
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return self;
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}
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// ---------------------------------------------------------------------------
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// Destructor.
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// ---------------------------------------------------------------------------
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//
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CFsControlBar::~CFsControlBar()
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{
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FUNC_LOG;
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Env().RemoveActionObserver( this );
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delete iModel;
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delete iVisualiser;
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iObservers.Reset();
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delete iTextStyleManager;
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}
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// ---------------------------------------------------------------------------
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// Adds new button to model. Panics if button with specified id already
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// exists in model.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::AddButtonL(
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TInt aId,
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TFsControlButtonType aType )
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{
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FUNC_LOG;
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if ( iModel->ExistsButtonWithId( aId ) )
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{
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FsGenericPanic( EFsControlBarButtonWithSpecifiedIdAlreadyExists );
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User::Leave( KErrAlreadyExists );
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}
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if ( aId == ECBFirstFocusableButton )
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{
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FsGenericPanic( EFsControlButtonIdRestricted );
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User::Leave( KErrArgument );
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}
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TRect targetRect( GetLayoutRect( iModel->Count() + 1 ) );
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CFsControlButton* button(
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CFsControlButton::NewL( Env(), *this, aId, aType, targetRect,
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*(iVisualiser->Layout() ), iTextStyleManager ) );
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button->SetParentIndex( iModel->Count() + 1 );
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iModel->AddButtonL( *button );
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}
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// ---------------------------------------------------------------------------
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// Adds new button to model.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CFsControlBar::AddButtonL( TFsControlButtonType aType )
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{
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FUNC_LOG;
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TInt newId( iModel->GenerateButtonId() );
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AddButtonL( newId, aType );
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return newId;
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}
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// ---------------------------------------------------------------------------
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// Removes button with specified id from model. Function RemoveButtonById
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// panics if button with specified id doesn't exist in model.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CFsControlBar::RemoveButtonL( TInt aId )
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{
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FUNC_LOG;
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// if button is focused -> change focus to next
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if ( iModel->ButtonById( aId )->IsFocused() )
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{
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CFsControlButton* button( iModel->NextButton( aId ) );
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if ( !button )
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{
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button = iModel->PrevButton( aId );
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}
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ChangeFocusL( button );
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}
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TInt retVal( iModel->RemoveButtonById( aId ) );
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iVisualiser->RefreshL();
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return retVal;
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}
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// ---------------------------------------------------------------------------
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// Retrieves button with specified id from control bar. Panics if button
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// with specified id doesn't exist in model.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C MFsControlButtonInterface* CFsControlBar::ButtonById( TInt aId )
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{
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FUNC_LOG;
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return iModel->ButtonById( aId );
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}
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// ---------------------------------------------------------------------------
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// Sets focus to first button.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::SetFocusL( TBool aFocused )
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{
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FUNC_LOG;
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if ( aFocused )
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{
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// Gain focus.
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CFsControlButton* button(
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iModel->ButtonById( ECBFirstFocusableButton ) );
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if ( button )
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{
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SetFocusByIdL( button->Id() );
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}
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}
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else
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{
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// Lose focus.
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if ( iModel->IsFocused() )
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{
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LooseFocus( MFsControlBarObserver::EEventFocusLost );
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}
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}
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}
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// ---------------------------------------------------------------------------
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// Sets focus to specified button.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::SetFocusByIdL( TInt aButtonId )
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{
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FUNC_LOG;
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TBool focusedAlready( iModel->IsFocused() );
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if ( focusedAlready && iSelectedButton == aButtonId )
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{
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// Button already has the focus.
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return;
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}
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CFsControlButton* button( iModel->ButtonById( aButtonId ) );
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if ( !button )
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{
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User::Leave( KErrNotFound );
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}
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// cannot set focus to button that is dimmed or not visible
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if ( button->IsDimmed() || !button->IsVisible() )
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{
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User::Leave( KErrNotSupported );
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}
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// bar already focused -> clear focus on button.
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if ( focusedAlready )
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{
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// clear focus on previous selected button
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iModel->ButtonById( iSelectedButton )->SetFocus( EFalse );
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}
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button->SetFocus();
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iSelectedButton = aButtonId;
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if ( !focusedAlready )
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{
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// set state for bar
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iModel->SetFocus();
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// send event that bar is focused
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NotifyObservers(
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MFsControlBarObserver::EEventFocusGained, aButtonId );
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}
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iVisualiser->RefreshL();
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// send event that selection changed
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NotifyObservers( MFsControlBarObserver::EEventSelectionChanged );
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}
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// ---------------------------------------------------------------------------
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// Gets focused button or NULL if not focused.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C MFsControlButtonInterface* CFsControlBar::GetFocusedButton() const
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{
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FUNC_LOG;
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MFsControlButtonInterface* focusedButton( NULL );
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if( iModel->IsFocused() )
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{
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focusedButton = iModel->ButtonById( iSelectedButton );
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}
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return focusedButton;
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}
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// ---------------------------------------------------------------------------
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// Sets height of the bar in pixels.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::SetHeightL( TInt aHeight )
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{
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FUNC_LOG;
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iModel->SetHeight( aHeight );
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iVisualiser->UpdateSizeL();
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}
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// ---------------------------------------------------------------------------
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// Retrieves height of the bar in pixels.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CFsControlBar::Height() const
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{
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FUNC_LOG;
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return iModel->Size().iHeight;
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}
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// ---------------------------------------------------------------------------
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// Sets width of the bar in pixels.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::SetWidthL( TInt aWidth )
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{
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FUNC_LOG;
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iModel->SetWidth( aWidth );
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iVisualiser->UpdateSizeL();
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}
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// ---------------------------------------------------------------------------
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// Set rect for control bar
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// ---------------------------------------------------------------------------
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//
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void CFsControlBar::SetRectL( const TRect& aRect )
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{
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iModel->SetRect( aRect );
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iVisualiser->UpdateSizeL();
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}
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// ---------------------------------------------------------------------------
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// Retrieves width of the bar in pixels.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CFsControlBar::Width() const
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{
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FUNC_LOG;
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return iModel->Size().iWidth;
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}
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// ---------------------------------------------------------------------------
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// Sets controlbar's background color.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::SetBackgroundColor( const TRgb& aColor )
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{
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FUNC_LOG;
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iVisualiser->SetBackgroundColor( aColor );
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}
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// ---------------------------------------------------------------------------
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// Clears bar's background color. Bar is transparent.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::ClearBackgroundColor()
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{
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FUNC_LOG;
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iVisualiser->ClearBackgroundColor();
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}
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// ---------------------------------------------------------------------------
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// Sets bar's background image.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::SetBackgroundImageL( CAlfTexture& aImage )
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{
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FUNC_LOG;
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iVisualiser->SetBackgroundImageL( aImage );
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}
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// ---------------------------------------------------------------------------
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// Clears bar's background image.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::ClearBackgroundImage()
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{
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FUNC_LOG;
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iVisualiser->ClearBackgroundImage();
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}
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// ---------------------------------------------------------------------------
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// Adds additional observer for the bar events.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CFsControlBar::AddObserverL( MFsControlBarObserver& aObserver )
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{
|
|
|
411 |
FUNC_LOG;
|
|
|
412 |
// add only if not already added.
|
|
|
413 |
if ( iObservers.Find( &aObserver ) == KErrNotFound )
|
|
|
414 |
{
|
|
|
415 |
iObservers.AppendL( &aObserver );
|
|
|
416 |
}
|
|
|
417 |
}
|
|
|
418 |
|
|
|
419 |
|
|
|
420 |
// ---------------------------------------------------------------------------
|
|
|
421 |
// Removes specified observer from the bar events.
|
|
|
422 |
// ---------------------------------------------------------------------------
|
|
|
423 |
//
|
|
|
424 |
EXPORT_C void CFsControlBar::RemoveObserver(
|
|
|
425 |
MFsControlBarObserver& aObserver )
|
|
|
426 |
{
|
|
|
427 |
FUNC_LOG;
|
|
|
428 |
TInt index( iObservers.Find( &aObserver ) );
|
|
|
429 |
|
|
|
430 |
if ( index != KErrNotFound )
|
|
|
431 |
{
|
|
|
432 |
iObservers.Remove( index );
|
|
|
433 |
}
|
|
|
434 |
}
|
|
|
435 |
|
|
|
436 |
|
|
|
437 |
// ---------------------------------------------------------------------------
|
|
|
438 |
// Sets transition time for selector.
|
|
|
439 |
// ---------------------------------------------------------------------------
|
|
|
440 |
//
|
|
|
441 |
EXPORT_C void CFsControlBar::SetSelectorTransitionTimeL(
|
|
|
442 |
TInt aTransitionTime )
|
|
|
443 |
{
|
|
|
444 |
FUNC_LOG;
|
|
|
445 |
iVisualiser->SetSelectorTransitionTimeL( aTransitionTime );
|
|
|
446 |
}
|
|
|
447 |
|
|
|
448 |
|
|
|
449 |
// ---------------------------------------------------------------------------
|
|
|
450 |
// Sets selector's image and opacity.
|
|
|
451 |
// Ownership of the brush is gained.
|
|
|
452 |
// ---------------------------------------------------------------------------
|
|
|
453 |
//
|
|
|
454 |
EXPORT_C void CFsControlBar::SetSelectorImageL(
|
|
|
455 |
CAlfBrush* aSelectorBrush,
|
|
|
456 |
TReal32 aOpacity )
|
|
|
457 |
{
|
|
|
458 |
FUNC_LOG;
|
|
|
459 |
iVisualiser->SetSelectorImageL( aSelectorBrush, aOpacity );
|
|
|
460 |
}
|
|
|
461 |
|
|
|
462 |
|
|
|
463 |
// ---------------------------------------------------------------------------
|
|
|
464 |
// Retrieves amount of space in pixels from specified point to the end of the
|
|
|
465 |
// screen.
|
|
|
466 |
// ---------------------------------------------------------------------------
|
|
|
467 |
//
|
|
|
468 |
EXPORT_C CAlfVisual* CFsControlBar::Visual()
|
|
|
469 |
{
|
|
|
470 |
FUNC_LOG;
|
|
|
471 |
return iVisualiser->Layout();
|
|
|
472 |
}
|
|
|
473 |
|
|
|
474 |
|
|
|
475 |
// ---------------------------------------------------------------------------
|
|
|
476 |
// Resolve the area reserved for requested layout slot.
|
|
|
477 |
// ---------------------------------------------------------------------------
|
|
|
478 |
//
|
|
|
479 |
TRect CFsControlBar::GetLayoutRect( TInt aIndex )
|
|
|
480 |
{
|
|
|
481 |
FUNC_LOG;
|
|
|
482 |
CFsLayoutManager::TFsLayoutMetrics layoutItem;
|
|
|
483 |
switch( aIndex )
|
|
|
484 |
{
|
|
|
485 |
case 1:
|
|
|
486 |
layoutItem = CFsLayoutManager::EFsLmMainSpFsCtrlbarPaneG1;
|
|
|
487 |
break;
|
|
|
488 |
case 2:
|
|
|
489 |
layoutItem = CFsLayoutManager::EFsLmMainSpFsCtrlbarDdmenuPane;
|
|
|
490 |
break;
|
|
|
491 |
case 3:
|
|
|
492 |
layoutItem = CFsLayoutManager::EFsLmMainSpFsCtrlbarButtonPaneCp01;
|
|
|
493 |
break;
|
|
|
494 |
case 4:
|
|
|
495 |
layoutItem = CFsLayoutManager::EFsLmMainSpFsCtrlbarPaneG2;
|
|
|
496 |
break;
|
|
|
497 |
default:
|
|
|
498 |
layoutItem = CFsLayoutManager::EFsLmMainSpFsCtrlbarPane;
|
|
|
499 |
break;
|
|
|
500 |
}
|
|
|
501 |
|
|
|
502 |
TRect targetRect;
|
|
|
503 |
TRect parentRect;
|
|
|
504 |
|
|
|
505 |
AknLayoutUtils::LayoutMetricsRect(
|
|
|
506 |
AknLayoutUtils::EScreen, parentRect );
|
|
|
507 |
CFsLayoutManager::LayoutMetricsRect( parentRect,
|
|
|
508 |
CFsLayoutManager::EFsLmApplicationWindow, targetRect );
|
|
|
509 |
parentRect = targetRect;
|
|
|
510 |
CFsLayoutManager::LayoutMetricsRect( parentRect,
|
|
|
511 |
CFsLayoutManager::EFsLmMainPane, targetRect );
|
|
|
512 |
parentRect = targetRect;
|
|
|
513 |
CFsLayoutManager::LayoutMetricsRect( parentRect,
|
|
|
514 |
CFsLayoutManager::EFsLmMainSpFsCtrlbarPane, targetRect );
|
|
|
515 |
parentRect = TRect( TPoint( 0, 0 ), targetRect.Size() );
|
|
|
516 |
if ( CFsLayoutManager::EFsLmMainSpFsCtrlbarPane != layoutItem )
|
|
|
517 |
{
|
|
|
518 |
CFsLayoutManager::LayoutMetricsRect(
|
|
|
519 |
parentRect, layoutItem, targetRect );
|
|
|
520 |
}
|
|
|
521 |
|
|
|
522 |
return targetRect;
|
|
|
523 |
}
|
|
|
524 |
|
|
|
525 |
// <cmail> Touch
|
|
|
526 |
// ---------------------------------------------------------------------------
|
|
|
527 |
// Called to disable/enable touch events
|
|
|
528 |
// ---------------------------------------------------------------------------
|
|
|
529 |
//
|
|
|
530 |
EXPORT_C void CFsControlBar::EnableTouch(TBool aEnabled)
|
|
|
531 |
{
|
|
|
532 |
iTouchWasEnabled = EFalse;
|
|
|
533 |
iTouchEnabled = aEnabled;
|
|
|
534 |
}
|
|
|
535 |
// </cmail>
|
|
|
536 |
|
|
|
537 |
// ---------------------------------------------------------------------------
|
|
|
538 |
//
|
|
|
539 |
// ---------------------------------------------------------------------------
|
|
|
540 |
//
|
|
|
541 |
EXPORT_C void CFsControlBar::MakeSelectorVisible(
|
|
|
542 |
TBool aShow, TBool aFromTouch )
|
|
|
543 |
{
|
|
|
544 |
FUNC_LOG;
|
|
|
545 |
iVisualiser->MakeSelectorVisible( aShow, aFromTouch );
|
|
|
546 |
}
|
|
|
547 |
|
|
|
548 |
|
|
|
549 |
// ---------------------------------------------------------------------------
|
|
|
550 |
// From MAlfActionObserver.
|
|
|
551 |
// Called by the scheduler when an action command is executed.
|
|
|
552 |
// ---------------------------------------------------------------------------
|
|
|
553 |
//
|
|
|
554 |
void CFsControlBar::HandleActionL( const TAlfActionCommand& aActionCommand )
|
|
|
555 |
{
|
|
|
556 |
FUNC_LOG;
|
|
|
557 |
if ( KFsMessageLayoutChange == aActionCommand.Id() )
|
|
|
558 |
{
|
|
|
559 |
iModel->UpdateButtonsPositions();
|
|
|
560 |
iVisualiser->RefreshL( ETrue );
|
|
|
561 |
}
|
|
|
562 |
}
|
|
|
563 |
|
|
|
564 |
|
|
|
565 |
// ---------------------------------------------------------------------------
|
|
|
566 |
// From class CHuiControl/CAlfControl.
|
|
|
567 |
// Notifies the control that one of the visuals it ows has been laid out.
|
|
|
568 |
// ---------------------------------------------------------------------------
|
|
|
569 |
//
|
|
|
570 |
void CFsControlBar::VisualLayoutUpdated( CAlfVisual& aVisual )
|
|
|
571 |
{
|
|
|
572 |
FUNC_LOG;
|
|
|
573 |
TBool screenSizeChanged( EFalse );
|
|
|
574 |
TInt displayAreaWidth( DisplayArea().Width() );
|
|
|
575 |
|
|
|
576 |
// We don't want more layout updates. Flag is set if the layout needs to
|
|
|
577 |
// be updated.
|
|
|
578 |
aVisual.ClearFlags( EAlfVisualFlagLayoutUpdateNotification );
|
|
|
579 |
|
|
|
580 |
if ( displayAreaWidth != iLastScreenWidth )
|
|
|
581 |
{
|
|
|
582 |
iLastScreenWidth = displayAreaWidth;
|
|
|
583 |
screenSizeChanged = ETrue;
|
|
|
584 |
}
|
|
|
585 |
|
|
|
586 |
if ( iVisualiser )
|
|
|
587 |
{
|
|
|
588 |
TRAP_IGNORE( iVisualiser->RefreshL( screenSizeChanged ) );
|
|
|
589 |
}
|
|
|
590 |
}
|
|
|
591 |
|
|
|
592 |
|
|
|
593 |
// ---------------------------------------------------------------------------
|
|
|
594 |
// From class CHuiControl/CAlfControl.
|
|
|
595 |
// Called when an input event is being offered to the control.
|
|
|
596 |
// ---------------------------------------------------------------------------
|
|
|
597 |
//
|
|
|
598 |
TBool CFsControlBar::OfferEventL( const TAlfEvent& aEvent )
|
|
|
599 |
{
|
|
|
600 |
FUNC_LOG;
|
|
|
601 |
TBool eventHandled( EFalse );
|
|
|
602 |
|
|
|
603 |
// Bar not focused -> no key handling
|
|
|
604 |
if ( !iModel->IsFocused() )
|
|
|
605 |
{
|
|
|
606 |
return eventHandled;
|
|
|
607 |
}
|
|
|
608 |
|
|
|
609 |
if ( aEvent.IsKeyEvent() )
|
|
|
610 |
{
|
|
|
611 |
CFsControlButton* button = iModel->ButtonById( iSelectedButton );
|
|
|
612 |
if ( button && button->OfferEventL( aEvent ) )
|
|
|
613 |
{
|
|
|
614 |
eventHandled = ETrue;
|
|
|
615 |
}
|
|
|
616 |
else
|
|
|
617 |
{
|
|
|
618 |
if( EEventKey == aEvent.Code() )
|
|
|
619 |
{
|
|
|
620 |
TBool landscape( Layout_Meta_Data::IsLandscapeOrientation() );
|
|
|
621 |
switch( aEvent.KeyEvent().iScanCode )
|
|
|
622 |
{
|
|
|
623 |
case EStdKeyLeftArrow:
|
|
|
624 |
{
|
|
|
625 |
if( landscape )
|
|
|
626 |
{
|
|
|
627 |
LooseFocus( MFsControlBarObserver::EEventFocusLostAtBottom );
|
|
|
628 |
}
|
|
|
629 |
else
|
|
|
630 |
{
|
|
|
631 |
button = iModel->PrevButton( iSelectedButton );
|
|
|
632 |
ChangeFocusL( button, ETrue );
|
|
|
633 |
}
|
|
|
634 |
eventHandled = ETrue;
|
|
|
635 |
break;
|
|
|
636 |
}
|
|
|
637 |
|
|
|
638 |
case EStdKeyRightArrow:
|
|
|
639 |
{
|
|
|
640 |
if( !landscape )
|
|
|
641 |
{
|
|
|
642 |
button = iModel->NextButton( iSelectedButton );
|
|
|
643 |
ChangeFocusL( button, ETrue );
|
|
|
644 |
eventHandled = ETrue;
|
|
|
645 |
}
|
|
|
646 |
break;
|
|
|
647 |
}
|
|
|
648 |
|
|
|
649 |
case EStdKeyDownArrow:
|
|
|
650 |
{
|
|
|
651 |
if( landscape )
|
|
|
652 |
{
|
|
|
653 |
button = iModel->NextButton( iSelectedButton, landscape );
|
|
|
654 |
ChangeFocusL( button, ETrue );
|
|
|
655 |
}
|
|
|
656 |
else
|
|
|
657 |
{
|
|
|
658 |
LooseFocus( MFsControlBarObserver::EEventFocusLostAtBottom );
|
|
|
659 |
}
|
|
|
660 |
eventHandled = ETrue;
|
|
|
661 |
break;
|
|
|
662 |
}
|
|
|
663 |
case EStdKeyUpArrow:
|
|
|
664 |
{
|
|
|
665 |
if( landscape )
|
|
|
666 |
{
|
|
|
667 |
button = iModel->PrevButton( iSelectedButton, landscape );
|
|
|
668 |
ChangeFocusL( button, ETrue );
|
|
|
669 |
eventHandled = ETrue;
|
|
|
670 |
}
|
|
|
671 |
break;
|
|
|
672 |
}
|
|
|
673 |
default:
|
|
|
674 |
{
|
|
|
675 |
eventHandled = EFalse;
|
|
|
676 |
break;
|
|
|
677 |
}
|
|
|
678 |
}
|
|
|
679 |
}
|
|
|
680 |
}
|
|
|
681 |
}
|
|
|
682 |
else if( aEvent.IsPointerEvent() )
|
|
|
683 |
{
|
|
|
684 |
const TInt buttonCount( iModel->Count() );
|
|
|
685 |
TInt buttonIndex( 0 );
|
|
|
686 |
for( ; buttonIndex < buttonCount && !eventHandled; ++buttonIndex )
|
|
|
687 |
{
|
|
|
688 |
eventHandled = iModel->ButtonByIndex(
|
|
|
689 |
buttonIndex )->OfferEventL( aEvent );
|
|
|
690 |
}
|
|
|
691 |
}
|
|
|
692 |
|
|
|
693 |
|
|
|
694 |
return eventHandled;
|
|
|
695 |
}
|
|
|
696 |
|
|
|
697 |
|
|
|
698 |
// ---------------------------------------------------------------------------
|
|
|
699 |
// From class MFsControlButtonObserver.
|
|
|
700 |
// Handles events from control buttons.
|
|
|
701 |
// ---------------------------------------------------------------------------
|
|
|
702 |
//
|
|
|
703 |
TBool CFsControlBar::HandleButtonEvent(
|
|
|
704 |
TFsControlButtonEvent aEvent,
|
|
|
705 |
TInt aButtonId )
|
|
|
706 |
{
|
|
|
707 |
FUNC_LOG;
|
|
|
708 |
TBool eventHandled( ETrue );
|
|
|
709 |
switch ( aEvent )
|
|
|
710 |
{
|
|
|
711 |
case EEventButtonTouchPressed:
|
|
|
712 |
{
|
|
|
713 |
MakeSelectorVisible( ETrue, ETrue );
|
|
|
714 |
if (iTouchEnabled)
|
|
|
715 |
{
|
|
|
716 |
iTouchWasEnabled = ETrue;
|
|
|
717 |
CFsControlButton* button( iModel->ButtonById( aButtonId ) );
|
|
|
718 |
if( button && !button->IsFocused())
|
|
|
719 |
{
|
|
|
720 |
TRAP_IGNORE( ChangeFocusL( button ) );
|
|
|
721 |
MakeSelectorVisible( ETrue, ETrue );
|
|
|
722 |
NotifyObservers( MFsControlBarObserver::EEventTouchFocused, aButtonId );
|
|
|
723 |
}
|
|
|
724 |
}
|
|
|
725 |
else
|
|
|
726 |
{
|
|
|
727 |
eventHandled = iTouchWasEnabled = EFalse;
|
|
|
728 |
}
|
|
|
729 |
break;
|
|
|
730 |
}
|
|
|
731 |
|
|
|
732 |
case EEventButtonPressed:
|
|
|
733 |
{
|
|
|
734 |
NotifyObservers(
|
|
|
735 |
MFsControlBarObserver::EEventButtonPressed, aButtonId );
|
|
|
736 |
break;
|
|
|
737 |
}
|
|
|
738 |
|
|
|
739 |
case EEventButton:
|
|
|
740 |
{
|
|
|
741 |
NotifyObservers( MFsControlBarObserver::EEventButton, aButtonId );
|
|
|
742 |
break;
|
|
|
743 |
}
|
|
|
744 |
|
|
|
745 |
case EEventButtonTouchReleased:
|
|
|
746 |
{
|
|
|
747 |
// Notify that button is released, focus can be hidden.
|
|
|
748 |
NotifyObservers( MFsControlBarObserver::EEventFocusVisibilityChanged );
|
|
|
749 |
|
|
|
750 |
if (iTouchEnabled && iTouchWasEnabled)
|
|
|
751 |
{
|
|
|
752 |
if( aButtonId > KErrNotFound )
|
|
|
753 |
{
|
|
|
754 |
NotifyObservers(
|
|
|
755 |
MFsControlBarObserver::EEventButtonTouched, aButtonId );
|
|
|
756 |
}
|
|
|
757 |
else
|
|
|
758 |
{
|
|
|
759 |
MakeSelectorVisible( EFalse );
|
|
|
760 |
}
|
|
|
761 |
}
|
|
|
762 |
else
|
|
|
763 |
{
|
|
|
764 |
// Mark event not handled, because list might be waiting for this up event
|
|
|
765 |
eventHandled = EFalse;
|
|
|
766 |
}
|
|
|
767 |
break;
|
|
|
768 |
}
|
|
|
769 |
|
|
|
770 |
case EEventButtonReleased:
|
|
|
771 |
{
|
|
|
772 |
NotifyObservers(
|
|
|
773 |
MFsControlBarObserver::EEventButtonReleased, aButtonId );
|
|
|
774 |
break;
|
|
|
775 |
}
|
|
|
776 |
|
|
|
777 |
case EEventButtonVisibilityChanged:
|
|
|
778 |
{
|
|
|
779 |
CFsControlButton* button( iModel->ButtonById( aButtonId ) );
|
|
|
780 |
|
|
|
781 |
if ( button->IsVisible() )
|
|
|
782 |
{
|
|
|
783 |
// Need to update visual order when a button changes it's
|
|
|
784 |
// state from hidden to visible.
|
|
|
785 |
iVisualiser->ReorderVisuals();
|
|
|
786 |
}
|
|
|
787 |
|
|
|
788 |
TRAP_IGNORE( iVisualiser->RefreshL() );
|
|
|
789 |
}
|
|
|
790 |
// Intended flow through.
|
|
|
791 |
case EEventButtonDimmStateChanged:
|
|
|
792 |
{
|
|
|
793 |
// The focus is not needed to be changed if the selected button's
|
|
|
794 |
// dimm state isn't changed.
|
|
|
795 |
if ( aButtonId != iSelectedButton )
|
|
|
796 |
{
|
|
|
797 |
break;
|
|
|
798 |
}
|
|
|
799 |
|
|
|
800 |
CFsControlButton* button( iModel->ButtonById( aButtonId ) );
|
|
|
801 |
|
|
|
802 |
if ( iModel->IsFocused()
|
|
|
803 |
&& ( button->IsDimmed() || !button->IsVisible() ) )
|
|
|
804 |
{
|
|
|
805 |
const TBool mirrored( CFsLayoutManager::IsMirrored() );
|
|
|
806 |
button = mirrored
|
|
|
807 |
? iModel->PrevButton( aButtonId )
|
|
|
808 |
: iModel->NextButton( aButtonId );
|
|
|
809 |
|
|
|
810 |
if ( !button )
|
|
|
811 |
{
|
|
|
812 |
button = mirrored
|
|
|
813 |
? iModel->NextButton( aButtonId )
|
|
|
814 |
: iModel->PrevButton( aButtonId );
|
|
|
815 |
}
|
|
|
816 |
|
|
|
817 |
TRAP_IGNORE( ChangeFocusL( button ) );
|
|
|
818 |
}
|
|
|
819 |
break;
|
|
|
820 |
}
|
|
|
821 |
|
|
|
822 |
default:
|
|
|
823 |
{
|
|
|
824 |
FsGenericPanic( EFsControlBarUnknownEvent );
|
|
|
825 |
break;
|
|
|
826 |
}
|
|
|
827 |
}
|
|
|
828 |
return eventHandled;
|
|
|
829 |
}
|
|
|
830 |
|
|
|
831 |
|
|
|
832 |
// ---------------------------------------------------------------------------
|
|
|
833 |
// Sends event to observers.
|
|
|
834 |
// ---------------------------------------------------------------------------
|
|
|
835 |
//
|
|
|
836 |
void CFsControlBar::NotifyObservers(
|
|
|
837 |
MFsControlBarObserver::TFsControlBarEvent aEvent,
|
|
|
838 |
TInt aButtonId )
|
|
|
839 |
{
|
|
|
840 |
FUNC_LOG;
|
|
|
841 |
for ( TInt i = 0; i < iObservers.Count(); i++ )
|
|
|
842 |
{
|
|
|
843 |
iObservers[i]->HandleControlBarEvent( aEvent, aButtonId );
|
|
|
844 |
}
|
|
|
845 |
}
|
|
|
846 |
|
|
|
847 |
|
|
|
848 |
// ---------------------------------------------------------------------------
|
|
|
849 |
// Changes focus to another button or looses focus from control bar.
|
|
|
850 |
// ---------------------------------------------------------------------------
|
|
|
851 |
//
|
|
|
852 |
void CFsControlBar::ChangeFocusL(
|
|
|
853 |
CFsControlButton* aButton, TBool aMakeSelectorVisible )
|
|
|
854 |
{
|
|
|
855 |
FUNC_LOG;
|
|
|
856 |
if ( aButton )
|
|
|
857 |
{
|
|
|
858 |
// set focus to specified button
|
|
|
859 |
SetFocusByIdL( aButton->Id() );
|
|
|
860 |
if( aMakeSelectorVisible )
|
|
|
861 |
{
|
|
|
862 |
MakeSelectorVisible( ETrue );
|
|
|
863 |
}
|
|
|
864 |
}
|
|
|
865 |
else
|
|
|
866 |
{
|
|
|
867 |
// loose focus from bar
|
|
|
868 |
LooseFocus( MFsControlBarObserver::EEventFocusLostAtSide );
|
|
|
869 |
}
|
|
|
870 |
}
|
|
|
871 |
|
|
|
872 |
|
|
|
873 |
// ---------------------------------------------------------------------------
|
|
|
874 |
// Sets needed variables when bar loses focus.
|
|
|
875 |
// ---------------------------------------------------------------------------
|
|
|
876 |
//
|
|
|
877 |
void CFsControlBar::LooseFocus(
|
|
|
878 |
MFsControlBarObserver::TFsControlBarEvent aLooseFocusEvent )
|
|
|
879 |
{
|
|
|
880 |
FUNC_LOG;
|
|
|
881 |
if ( aLooseFocusEvent == MFsControlBarObserver::EEventFocusLostAtBottom
|
|
|
882 |
|| aLooseFocusEvent == MFsControlBarObserver::EEventFocusLostAtSide
|
|
|
883 |
|| aLooseFocusEvent == MFsControlBarObserver::EEventFocusLost )
|
|
|
884 |
{
|
|
|
885 |
CFsControlButton* button( iModel->ButtonById( iSelectedButton ) );
|
|
|
886 |
|
|
|
887 |
if ( button )
|
|
|
888 |
{
|
|
|
889 |
button->SetFocus( EFalse );
|
|
|
890 |
iSelectedButton = KNoButtonFocused;
|
|
|
891 |
iModel->SetFocus( EFalse );
|
|
|
892 |
iVisualiser->HideSelector();
|
|
|
893 |
|
|
|
894 |
NotifyObservers( aLooseFocusEvent );
|
|
|
895 |
}
|
|
|
896 |
}
|
|
|
897 |
}
|
|
|
898 |
|